Several areas of controversy between Soviet pyschologists and their Western colleagues concerning the usefulness of tests for measurement of mental ability are noted in this article. The author outlines test procedures suggested by Russian psychologist, Lev Vygotsky. (SM)

A general structural equation model for measuring residualized true change and studying patterns of true growth or decline is described. This approach allows consistent and efficient estimation of the degree of interrelationship between residualized change in a repeatedly assessed psychological construct and other variables. (SLD)

Briefly describes the characteristics of video games and discusses some advantages and disadvantages of their use to measure individual abilities. Relevant research is cited in the areas of stabilization with practice, predictive testing, performance testing, testing under extreme conditions, testing brain-injured persons, and differential…